Home / 61,159.24-84,365.55-38,489.80

Finding the Fourth Proportional to 61,159.24, 84,365.55 and 38,489.80

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Solution

The fourth proportional to 61,159.24, 84,365.55 and 38,489.80 is: 53,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,159.24 : 84,365.55 = 38,489.80 : x
  2. Step 2: Convert to fraction form
    61,159.24/84,365.55 = 38,489.80/x
  3. Step 3: Cross multiply
    61,159.24x = 84,365.55 × 38,489.80
  4. Step 4: Simplify right side
    61,159.24x = 3,247,213,146.39
  5. Step 5: Solve for x
    x = 3,247,213,146.39/61,159.24
  6. Step 6: Final answer
    x = 53,094.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.